linux-kernel - Re: [PATCH 3/3] pinctrl: amd: Add a quirk for Lenovo Ideapad 5

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Date:   Thu, 14 Sep 2023 11:08:52 +0200
From:   Luca Pigliacampo <lucapgl2001@...il.com>
To:     Linus Walleij <linus.walleij@...aro.org>,
        Mario Limonciello <mario.limonciello@....com>
Cc:     Hans de Goede <hdegoede@...hat.com>, regressions@...ts.linux.dev,
        Shyam-sundar.S-k@....com, Basavaraj.Natikar@....com,
        linux-gpio@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 3/3] pinctrl: amd: Add a quirk for Lenovo Ideapad 5

On 9/14/23 10:43, Linus Walleij wrote:

> On Wed, Sep 13, 2023 at 11:21 PM Mario Limonciello
> <mario.limonciello@....com> wrote:
>
>> 2. In better news updating the BIOS fixed the issue in both Linux and
>> Windows, no kernel patches needed.
>>
>> So no further work will be done on this series.
> Is it easy for users to update BIOS? I.e. does
> fwupdmgr update work?
>
> Or does it require flashing special USB drives with FAT filesystems...?
>
> Because I'm not sure all users will do that. Or even be aware that
> they should. In that case detecting the situation and emitting
> a dev_err() telling the user to update their BIOS would be
> desirable I think?
>
> Yours,
> Linus Walleij

sadly it's not convenient,

the only way lenovo offers to update the bios

is an executable to run on windows.


So a user should either have a dual boot

or install windows on an external drive and boot from that,

also the update process might wipe every boot entry beside windows.


I read that some bios updaters also run on freedos, but i didn't try